<div class="card">
  <div class="card-header"><i class="fas fa-filter"></i> {{ heading_title }}</div>
  <div class="list-group list-group-flush">
    {% for filter_group in filter_groups %}
      <a class="list-group-item">{{ filter_group.name }}</a>
      <div class="list-group-item">
        <div id="filter-group-{{ filter_group.filter_group_id }}">
          {% for filter in filter_group.filter %}
            <div class="form-check">
              <input type="checkbox" name="filter[]" value="{{ filter.filter_id }}" id="input-filter-{{ filter.filter_id }}" class="form-check-input"{% if filter.filter_id in filter_category %} checked{% endif %}/>
              <label for="input-filter-{{ filter.filter_id }}" class="form-check-label">{{ filter.name }}</label>
            </div>
          {% endfor %}
        </div>
      </div>
    {% endfor %}
  </div>
  <div class="card-footer text-right">
    <button type="button" id="button-filter" class="btn btn-primary"><i class="fas fa-filter"></i> {{ button_filter }}</button>
  </div>
</div>
<script type="text/javascript"><!--
$('#button-filter').on('click', function() {
    filter = [];

    $('input[name^=\'filter\']:checked').each(function(element) {
        filter.push(this.value);
    });

    location = '{{ action }}&filter=' + filter.join(',');
});
//--></script>
